/* =========================================
   GESTOR MEI — Landing Page CSS
   Design: Dark Premium + Emerald Accent
   ========================================= */

/* ===== DESIGN TOKENS ===== */
:root {
  --clr-bg: #050b12;
  --clr-bg-2: #0a1628;
  --clr-bg-card: #0d1f35;
  --clr-bg-card-hover: #102540;
  --clr-border: rgba(255, 255, 255, 0.07);
  --clr-border-accent: rgba(16, 185, 129, 0.3);

  --clr-accent: #10b981;
  --clr-accent-light: #34d399;
  --clr-accent-dark: #059669;
  --clr-accent-glow: rgba(16, 185, 129, 0.2);

  --clr-text: #e2e8f0;
  --clr-text-muted: #8899aa;
  --clr-text-faint: #4a5f72;
  --clr-white: #ffffff;

  --gradient-accent: linear-gradient(135deg, #10b981, #06b6d4);
  --gradient-hero: radial-gradient(ellipse at 30% 40%, rgba(16,185,129,0.15) 0%, transparent 60%),
                   radial-gradient(ellipse at 80% 20%, rgba(6,182,212,0.1) 0%, transparent 50%);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 999px;

  --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 60px rgba(16,185,129,0.25);

  --font-base: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-base);
  background-color: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* ===== CONTAINER ===== */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ===== TYPOGRAPHY ===== */
.text-gradient {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: 1rem;
}
.section-label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--clr-accent);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--clr-white);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--clr-text-muted);
  max-width: 560px;
  margin: 0 auto 3.5rem;
  text-align: center;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-base);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
  padding: 0.65rem 1.4rem;
}

.btn-primary {
  background: var(--gradient-accent);
  color: #fff;
  box-shadow: 0 4px 20px rgba(16,185,129,0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(16,185,129,0.55);
}

.btn-ghost {
  background: transparent;
  color: var(--clr-text);
  border: 1.5px solid var(--clr-border);
}
.btn-ghost:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  transform: translateY(-2px);
}

.btn-nav {
  background: var(--clr-accent-glow);
  color: var(--clr-accent-light);
  border: 1.5px solid var(--clr-accent);
  padding: 0.5rem 1.2rem;
  font-size: 0.875rem;
}
.btn-nav:hover {
  background: var(--clr-accent);
  color: #fff;
}

.btn-lg { padding: 0.9rem 2rem; font-size: 1rem; }
.btn-xl { padding: 1.1rem 2.6rem; font-size: 1.15rem; }
.btn-full { width: 100%; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all var(--transition);
}
.navbar.scrolled {
  background: rgba(5, 11, 18, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--clr-border);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--clr-white);
  flex-shrink: 0;
}
.logo-icon { font-size: 1.4rem; }
.logo-accent { color: var(--clr-accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-left: auto;
}
.nav-link {
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  font-weight: 500;
  transition: color var(--transition);
}
.nav-link:hover { color: var(--clr-white); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: all var(--transition);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 1rem;
  padding: 1rem 1.5rem 1.5rem;
  background: rgba(5,11,18,0.95);
  border-top: 1px solid var(--clr-border);
}
.mobile-menu a {
  color: var(--clr-text-muted);
  font-weight: 500;
  padding: 0.4rem 0;
  transition: color var(--transition);
}
.mobile-menu a:hover { color: var(--clr-accent); }
.mobile-menu.open { display: flex; }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8rem 0 4rem;
  position: relative;
  overflow: hidden;
  background: var(--gradient-hero), var(--clr-bg);
  text-align: center;
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
  animation: float 8s ease-in-out infinite;
}
.shape-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(16,185,129,0.4), transparent);
  top: -10%; left: -10%;
  animation-delay: 0s;
}
.shape-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(6,182,212,0.3), transparent);
  top: 20%; right: -5%;
  animation-delay: -3s;
}
.shape-3 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(139,92,246,0.2), transparent);
  bottom: 10%; left: 30%;
  animation-delay: -6s;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(16,185,129,0.12);
  border: 1px solid rgba(16,185,129,0.3);
  color: var(--clr-accent-light);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
  animation: fadeInDown 0.6s ease both;
}

.badge-dot {
  width: 7px; height: 7px;
  background: var(--clr-accent);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.8); }
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--clr-white);
  margin-bottom: 1.3rem;
  animation: fadeInUp 0.7s 0.1s ease both;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--clr-text-muted);
  max-width: 580px;
  margin: 0 auto 2.5rem;
  animation: fadeInUp 0.7s 0.2s ease both;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
  animation: fadeInUp 0.7s 0.3s ease both;
}

.hero-social-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  color: var(--clr-text-muted);
  font-size: 0.9rem;
  animation: fadeInUp 0.7s 0.4s ease both;
}
.hero-social-proof strong { color: var(--clr-white); }

.avatar-stack {
  display: flex;
}
.avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 2px solid var(--clr-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 700;
  color: #fff;
  margin-left: -8px;
  background: linear-gradient(135deg, #10b981, #059669);
}
.av2 { background: linear-gradient(135deg, #06b6d4, #0284c7); }
.av3 { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }
.av4 { background: linear-gradient(135deg, #f59e0b, #d97706); }
.avatar:first-child { margin-left: 0; }

.hero-dashboard {
  position: relative;
  width: 90%;
  max-width: 900px;
  margin: 3rem auto 0;
  animation: fadeInUp 0.9s 0.5s ease both;
}
.dashboard-glow {
  position: absolute;
  inset: -20px;
  border-radius: var(--radius-xl);
  background: radial-gradient(ellipse at center, rgba(16,185,129,0.2), transparent 70%);
  pointer-events: none;
}
.dashboard-img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  box-shadow: 0 30px 80px rgba(0,0,0,0.7), 0 0 0 1px rgba(16,185,129,0.1);
  transform: perspective(1000px) rotateX(3deg);
  transition: transform 0.5s ease;
}
.dashboard-img:hover { transform: perspective(1000px) rotateX(0deg); }

/* ===== PAIN SECTION ===== */
.pain-section {
  padding: 7rem 0;
  text-align: center;
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.pain-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: left;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.pain-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.pain-card:hover::before { transform: scaleX(1); }
.pain-card:hover {
  border-color: var(--clr-border-accent);
  transform: translateY(-4px);
  background: var(--clr-bg-card-hover);
}

.pain-icon {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

.pain-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 0.5rem;
}

.pain-card p {
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  line-height: 1.6;
}

/* ===== FEATURES SECTION ===== */
.features-section {
  padding: 7rem 0;
  background: linear-gradient(to bottom, var(--clr-bg), var(--clr-bg-2), var(--clr-bg));
  text-align: center;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1rem;
}

.features-grid .feature-highlight {
  grid-column: 1 / -1;
}

@media (max-width: 900px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid .feature-highlight { grid-column: 1 / -1; }
}
@media (max-width: 600px) {
  .features-grid { grid-template-columns: 1fr; }
}

.feature-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: left;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card:hover {
  border-color: var(--clr-border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.feature-highlight {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: start;
  gap: 2rem;
  background: linear-gradient(135deg, rgba(16,185,129,0.08), rgba(6,182,212,0.04));
  border-color: rgba(16,185,129,0.2);
}
.feature-highlight:hover { border-color: rgba(16,185,129,0.4); }

@media (max-width: 768px) {
  .feature-highlight { grid-template-columns: 1fr; }
}

.feat-icon-wrap {
  width: 56px; height: 56px;
  background: rgba(16,185,129,0.12);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.2rem;
  color: var(--clr-accent);
  flex-shrink: 0;
  transition: all var(--transition);
}
.feature-card:hover .feat-icon-wrap {
  background: rgba(16,185,129,0.2);
  transform: scale(1.05);
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 0.6rem;
}
.feature-card p {
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
}

.feat-list {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.feat-list li {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.feat-list li::before {
  content: '✓';
  color: var(--clr-accent);
  font-weight: 700;
  flex-shrink: 0;
}

/* ===== HOW IT WORKS ===== */
.how-section {
  padding: 7rem 0;
  text-align: center;
}

.steps-grid {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 3.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.step-card {
  flex: 1;
  min-width: 220px;
  max-width: 320px;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: left;
  transition: all var(--transition);
}
.step-card:hover {
  border-color: var(--clr-border-accent);
  transform: translateY(-4px);
}

.step-number {
  font-size: 2.5rem;
  font-weight: 900;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
  line-height: 1;
}

.step-content h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 0.5rem;
}
.step-content p {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
}

.step-connector {
  font-size: 1.5rem;
  color: var(--clr-accent);
  flex-shrink: 0;
  opacity: 0.5;
}

/* ===== TESTIMONIALS ===== */
.testimonials-section {
  padding: 7rem 0;
  background: linear-gradient(to bottom, var(--clr-bg), var(--clr-bg-2));
  text-align: center;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.testimonial-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: left;
  transition: all var(--transition);
}
.testimonial-card:hover {
  border-color: var(--clr-border-accent);
  transform: translateY(-4px);
}

.stars {
  font-size: 1rem;
  color: #f59e0b;
  margin-bottom: 1rem;
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-style: italic;
}
.testimonial-text strong { color: var(--clr-white); }

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.author-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, #10b981, #059669);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.author-avatar.av2 { background: linear-gradient(135deg, #06b6d4, #0284c7); }
.author-avatar.av3 { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }

.testimonial-author strong {
  display: block;
  color: var(--clr-white);
  font-size: 0.9rem;
  margin-bottom: 2px;
}
.testimonial-author span {
  font-size: 0.8rem;
  color: var(--clr-text-faint);
}

/* ===== PRICING ===== */
.pricing-section {
  padding: 7rem 0;
  text-align: center;
}

.pricing-cards {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 3rem;
}

.pricing-card {
  flex: 1;
  max-width: 380px;
  min-width: 280px;
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  text-align: left;
  position: relative;
  transition: all var(--transition);
}

.pricing-featured {
  background: linear-gradient(135deg, rgba(16,185,129,0.1), rgba(6,182,212,0.05));
  border-color: rgba(16,185,129,0.4);
  box-shadow: 0 0 40px rgba(16,185,129,0.15);
}

.plan-badge {
  display: inline-flex;
  background: var(--gradient-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.2rem;
}

.plan-header { margin-bottom: 1.5rem; }

.plan-header h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 0.5rem;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
}
.price-value {
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--clr-white);
  line-height: 1;
}
.price-period {
  font-size: 0.9rem;
  color: var(--clr-text-muted);
}

.plan-features {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}
.plan-features li {
  font-size: 0.9rem;
  color: var(--clr-text-muted);
}
.feat-ok { color: var(--clr-text) !important; }
.feat-no { opacity: 0.45; text-decoration: line-through; }

.pricing-note {
  margin-top: 2rem;
  font-size: 0.9rem;
  color: var(--clr-text-muted);
}

/* ===== FINAL CTA ===== */
.final-cta-section {
  padding: 8rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse at center, rgba(16,185,129,0.1) 0%, transparent 65%), var(--clr-bg);
}

.cta-glow {
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: rgba(16,185,129,0.07);
  filter: blur(80px);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.cta-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  color: var(--clr-white);
  line-height: 1.15;
  margin-bottom: 1rem;
  position: relative;
}

.cta-subtitle {
  font-size: 1.1rem;
  color: var(--clr-text-muted);
  margin-bottom: 2.5rem;
  position: relative;
}

.cta-disclaimer {
  font-size: 0.82rem;
  color: var(--clr-text-faint);
  margin-top: 1.2rem;
}

/* ===== FOOTER ===== */
.footer {
  padding: 3rem 0;
  border-top: 1px solid var(--clr-border);
  background: var(--clr-bg);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--clr-text-faint);
  margin-top: 0.5rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-links a {
  font-size: 0.875rem;
  color: var(--clr-text-muted);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--clr-accent); }

.footer-copy {
  font-size: 0.8rem;
  color: var(--clr-text-faint);
}

/* ===== WHATSAPP FAB ===== */
.whatsapp-fab {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 900;
  width: 60px; height: 60px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(37, 211, 102, 0.45);
  transition: all var(--transition);
  position: fixed;
}

.whatsapp-fab:hover {
  transform: scale(1.12) translateY(-3px);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.6);
}
.whatsapp-fab:hover .fab-tooltip { opacity: 1; transform: translateX(-110%) scale(1); }

.fab-tooltip {
  position: absolute;
  right: 72px;
  top: 50%;
  transform: translateY(-50%) translateX(-120%) scale(0.9);
  background: #1a2336;
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: all var(--transition);
  border: 1px solid var(--clr-border);
}
.fab-tooltip::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -6px;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-right: none;
  border-left-color: #1a2336;
}

.fab-pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: rgba(37, 211, 102, 0.35);
  animation: pulse-ring 2.5s ease-out infinite;
  pointer-events: none;
}

@keyframes pulse-ring {
  0% { transform: scale(0.9); opacity: 0.8; }
  70% { transform: scale(1.4); opacity: 0; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav-links, .btn-nav { display: none; }
  .hamburger { display: flex; }

  .hero { padding: 7rem 0 3rem; }
  .hero-cta-group { flex-direction: column; align-items: stretch; text-align: center; }

  .steps-grid { flex-direction: column; align-items: stretch; }
  .step-connector { transform: rotate(90deg); text-align: center; }
  .step-card { max-width: 100%; }

  .feature-highlight { grid-template-columns: 1fr; }

  .whatsapp-fab { bottom: 1.5rem; right: 1.5rem; width: 54px; height: 54px; }
}

@media (max-width: 480px) {
  .section-title { font-size: 1.7rem; }
  .pain-grid { grid-template-columns: 1fr; }
  .pricing-cards { flex-direction: column; align-items: stretch; }
  .pricing-card { max-width: 100%; }
}